public void End(EndSessionRequest request)
{
using (ApplicationDbContext context = new ApplicationDbContext())
{
string version = request.Version.ToString();
//Session session = context.Sessions.Single(x => x.SessionId == request.SessionId);
Session session = context.Sessions.Single(x => x.SessionId == request.SessionId);
//check if the request is no longer valid
if (session.Version != request.Version.ToString())
{
_logger.InfoFormat("EndSessionRequest for Sessionid: {0} was ignored because Removed: {1} and Version: {2}",
request.SessionId, session.Removed, request.Version);
return;
}
_logger.InfoFormat("Deleting VMs for SessionId: {0} ({1} - {2})",
session.SessionId, session.StartDate, session.EndDate);
Subscription subscription = context.Subscriptions
.Single(x => x.SubscriptionId == session.SubscriptionId);
IVMManagement vmManagement = AzureFacadeFactory.VMManagement(subscription.AzureSubscriptionId,
subscription.Certificate, subscription.CertificateKey, subscription.BlobStorageName,
subscription.BlobStorageKey);
//TODO: need to keep service name in the session
string vmNameBase = "tn" + session.SessionId + "vm";
vmManagement.DeleteService(vmNameBase);
foreach (VirtualMachine vm in session.VirtualMachines.Where(x => !x.Deleted))
{
vm.Deleted = true;
}
context.SaveChanges();
_logger.InfoFormat("Deleted VMs for SessionId: {0} ({1} - {2})",
session.SessionId, session.StartDate, session.EndDate);
}
}
private void Receive(EndSessionRequest request)
{
Sessions.End(request);
}
public void SendSession(DateTimeOffset start, DateTimeOffset end, int sessionId, Guid version)
{
//TODO: errors at this level should be treated as critical
DateTime utcActualStart = start.Subtract(Settings.SessionWarmUp).UtcDateTime;
_logger.InfoFormat("Sending StartSessionRequest with SessionId: {0} Version: {1} Start(UTC): {2}",
version, sessionId, utcActualStart);
StartSessionRequest startRequest = new StartSessionRequest { Version = version, SessionId = sessionId};
Send(startRequest, utcActualStart);
DateTime utcActualEnd = end.Add(Settings.SessionCoolDown).UtcDateTime;
_logger.InfoFormat("Sending EndSessionRequest with SessionId: {0} Version: {1} End(UTC): {2}",
version, sessionId, utcActualEnd);
EndSessionRequest endRequest = new EndSessionRequest { Version = version, SessionId = sessionId };
Send(endRequest, utcActualEnd);
}